Question

71^2-23^2+94*42/62^2*32^2 решитее

Answer 1

$frac{71^2 -23^2 + 94*42 }{62^2+32^2} = frac{5041-529+3948}{3844+1024} = frac{8460}{4868} = frac{2115}{1217} = 1 frac{898}{1217}$